/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* E.P. Scene Graph
* Developed by:
*       - Eduardo Ribeiro (eribeiro @ tecgraf . puc-rio . br)
*       - Peter Dam (peter @ tecgraf . puc-rio . br)
* File: DirectionalLight.h
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

#ifndef _EPSG_DIRECTIONALLIGHT_
#define _EPSG_DIRECTIONALLIGHT_

#include "EPSG/LightSource.h"

namespace EPSG
{
	class DirectionalLight : public LightSource
	{
	public:
		/* [CONSTRUCTOR] */	DirectionalLight();

		virtual void		setupLights();

		void				setDirection( float x, float y, float z );

	private:
		float				_dir[4];
	};
}

#endif //_EPSG_DIRECTIONALLIGHT_